






"""simple docstring"""





from __future__ import annotations






class 	a		:






    def __init__(			self	:				Union[str, Any]			,		__SCREAMING_SNAKE_CASE	:				int = 0   )	->						List[Any]:
      lowerCamelCase_       	=		key






    def   UpperCamelCase			(			self	:				List[Any]			,		__SCREAMING_SNAKE_CASE	:				str			,		__SCREAMING_SNAKE_CASE	:				int   )	->						list[str]:
      assert isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   ) and isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   )

      lowerCamelCase_       	=		key or self.__key or 1

      # make sure key is an appropriate size
      key %= 255

      return [chr(ord(__SCREAMING_SNAKE_CASE   ) ^ key   ) for ch in content]






    def   UpperCamelCase			(			self	:				Optional[Any]			,		__SCREAMING_SNAKE_CASE	:				str			,		__SCREAMING_SNAKE_CASE	:				int   )	->						list[str]:
      assert isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   ) and isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   )

      lowerCamelCase_       	=		key or self.__key or 1

      # make sure key is an appropriate size
      key %= 255

      return [chr(ord(__SCREAMING_SNAKE_CASE   ) ^ key   ) for ch in content]






    def   UpperCamelCase			(			self	:				Union[str, Any]			,		__SCREAMING_SNAKE_CASE	:				str			,		__SCREAMING_SNAKE_CASE	:				int = 0   )	->						str:
      assert isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   ) and isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   )

      lowerCamelCase_       	=		key or self.__key or 1

      # make sure key can be any size
      while key > 255:
        key -= 255

      # This will be returned
      lowerCamelCase_       	=		''

      for ch in content:
        ans += chr(ord(__SCREAMING_SNAKE_CASE   ) ^ key   )

      return ans






    def   UpperCamelCase			(			self	:				Dict			,		__SCREAMING_SNAKE_CASE	:				str			,		__SCREAMING_SNAKE_CASE	:				int = 0   )	->						str:
      assert isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   ) and isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   )

      lowerCamelCase_       	=		key or self.__key or 1

      # make sure key can be any size
      while key > 255:
        key -= 255

      # This will be returned
      lowerCamelCase_       	=		''

      for ch in content:
        ans += chr(ord(__SCREAMING_SNAKE_CASE   ) ^ key   )

      return ans






    def   UpperCamelCase			(			self	:				Optional[Any]			,		__SCREAMING_SNAKE_CASE	:				str			,		__SCREAMING_SNAKE_CASE	:				int = 0   )	->						bool:
      assert isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   ) and isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   )

      try:
        with open(__SCREAMING_SNAKE_CASE   ) as fin, open('encrypt.out'			,		'w+'   ) as fout:
          # actual encrypt-process
          for line in fin:
            fout.write(self.encrypt_string(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   )   )

      except OSError:
        return False

      return True






    def   UpperCamelCase			(			self	:				Any			,		__SCREAMING_SNAKE_CASE	:				str			,		__SCREAMING_SNAKE_CASE	:				int   )	->						bool:
      assert isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   ) and isinstance(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   )

      try:
        with open(__SCREAMING_SNAKE_CASE   ) as fin, open('decrypt.out'			,		'w+'   ) as fout:
          # actual encrypt-process
          for line in fin:
            fout.write(self.decrypt_string(__SCREAMING_SNAKE_CASE			,		__SCREAMING_SNAKE_CASE   )   )

      except OSError:
        return False

      return True


# Tests
# crypt = XORCipher()
# key = 67

# # test encrypt
# print(crypt.encrypt("hallo welt",key))
# # test decrypt
# print(crypt.decrypt(crypt.encrypt("hallo welt",key), key))

# # test encrypt_string
# print(crypt.encrypt_string("hallo welt",key))

# # test decrypt_string
# print(crypt.decrypt_string(crypt.encrypt_string("hallo welt",key),key))

# if (crypt.encrypt_file("test.txt",key)):
#       print("encrypt successful")
# else:
#       print("encrypt unsuccessful")

# if (crypt.decrypt_file("encrypt.out",key)):
#       print("decrypt successful")
# else:
#       print("decrypt unsuccessful")












"""simple docstring"""





def 	lowerCamelCase__			(				_lowerCamelCase			:						str					) ->							bool:
  lowerCamelCase_       	=		0
  for ch in input_str:
    lowerCamelCase_       	=		ord(_lowerCamelCase					)
    lowerCamelCase_       	=		pow(2						,							_lowerCamelCase					)

    # If we already turned on bit for current character's unicode
    if bitmap >> ch_unicode & 1 == 1:
      return False
    bitmap |= ch_bit_index_on
  return True


if __name__ == "__main__":
  import doctest

  doctest.testmod()




